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Senior Software Engineer Contract Jobs in Austin, TX

Senior Software Engineer

Austin, TX ยท On-site

$100K - $200K/yr

Panic Button is seeking a highly experienced and motivated Senior Software Engineer with a strong focus on game porting to join our growing team. The ideal candidate will have a proven track record ...

Panic Button is seeking a highly experienced and motivated Senior Software Engineer with a strong focus on game porting to join our growing team. The ideal candidate will have a proven track record ...

Senior Software Engineer

Austin, TX ยท On-site

$100K - $200K/yr

Panic Button is seeking a highly experienced and motivated Senior Software Engineer with a strong focus on game porting to join our growing team. The ideal candidate will have a proven track record ...

Senior Software Engineer

Austin, TX ยท On-site

$210K - $260K/yr

* Senior Software Engineers needed for high growth tech company * Backend Engineering / Platform Engineering Focused * Austin, TX - must be willing to work in office 4 days a week * High competitive ...

Senior Software Engineer

Austin, TX

$121K - $160K/yr

As a Senior Software Engineer, you will help build Alamo, the internal MES/ERP platform powering ... Zod contracts. * Model complex operational domains including parts, inventory, production ...

Senior Software Engineer - Remote

Austin, TX ยท Remote

$121K - $160K/yr

Senior Software Engineer Job Type: Contract Location: Remote Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn ...

Senior Software Engineer

Austin, TX ยท On-site

$121K - $160K/yr

Panic Button is seeking a highly experienced and motivated Senior Software Engineer with a strong focus on game porting to join our growing team. The ideal candidate will have a proven track record ...

Senior Software Engineer

Austin, TX ยท On-site

$121K - $160K/yr

Panic Button is seeking a highly experienced and motivated Senior Software Engineer with a strong focus on game porting to join our growing team. The ideal candidate will have a proven track record ...

Senior Software Engineer

Austin, TX ยท On-site

$121K - $160K/yr

Panic Button is seeking a highly experienced and motivated Senior Software Engineer with a strong focus on game porting to join our growing team. The ideal candidate will have a proven track record ...

Sr Software Engineer

Austin, TX

$121K - $160K/yr

We are looking for a dynamic and passionate Sr. Software Engineer in the Austin area with expertise in cloud technologies, big data and distributed systems. To apply, please email your resume to hr ...

Senior Software Engineer

Austin, TX ยท On-site

$121K - $160K/yr

Senior Software Engineer Location ... Austin, Texas 78754 (Onsite with Hybrid) Duration: 12+ Months Contract Mode of Interview: In Person ...

Senior Software Engineer

Austin, TX ยท On-site +1

$121K - $160K/yr

The Senior Software Engineer designs, builds, and maintains the technical systems and application infrastructure that power high-quality, human-centered information experiences. This role is ...

Senior Software Engineer

Austin, TX ยท On-site +1

$121K - $160K/yr

The Senior Software Engineer designs, builds, and maintains the technical systems and application infrastructure that power high-quality, human-centered information experiences. This role is ...

Sr Software Engineer

Austin, TX ยท On-site

$120 - $180/hr

As a Full Stack Senior Software Engineer, you will be at the core of our mission--building robust, scalable Mobile and Web app flows as well as the corresponding API endpoints to support them, with ...

Senior Software Engineer

Austin, TX ยท On-site

$140 - $200/hr

About the Role As we scale our content, team, and technology, we're looking for a Senior Software Engineer to help build and maintain our products. We're a small, agile team building digital tools to ...

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Showing results 1-20

Senior Software Engineer Contract information

See Austin, TX salary details

$74.8K

$142K

$190.3K

How much do senior software engineer contract jobs pay per year?

As of Aug 23, 2026, the average yearly pay for senior software engineer contract in Austin, TX is $142,032.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,400.00 and $160,100.00 per year, depending on experience, location, and employer.

What is a senior software engineer contract?

A Senior Software Engineer Contract refers to a temporary employment agreement where an experienced software engineer is hired for a specific period or project rather than as a permanent employee. These professionals bring advanced technical skills and leadership to design, develop, and maintain complex software systems. Contract roles often focus on delivering specialized expertise, meeting project deadlines, and providing mentorship to junior team members. Compensation and benefits may differ from full-time positions, and contracts can range from a few months to a year or more depending on the project's scope.

What are senior software engineer contract jobs?

Senior software engineer contract jobs involve working on software engineering projects on a temporary contract basis. Your duties and responsibilities in this career vary depending on the needs of each client. In general, you utilize your coding skills and computer program knowledge to create software, applications, or operating systems. You typically work with a software company or information technology organization. As a contractor, you work with clients to assess their needs and create or update software or systems to meet the needs of each client.

What are the key skills and qualifications needed to thrive as a senior software engineer on a contract basis, and why are they important?

To thrive as a Senior Software Engineer on contract, you need advanced programming skills, a strong understanding of software architecture, and several years of experience, often supported by a relevant degree or certifications. Proficiency with development tools like Git, CI/CD systems, cloud platforms (AWS, Azure, or Google Cloud), and familiarity with Agile methodologies are typically expected. Outstanding problem-solving abilities, effective communication, and adaptability are crucial soft skills for collaborating with diverse teams and adjusting to new projects quickly. These skills and qualities enable contract engineers to deliver high-quality solutions efficiently, integrate smoothly into client environments, and meet project goals within tight timelines.

What are the typical challenges faced by senior software engineers working on contract assignments?

Senior Software Engineers on contract often navigate challenges such as quickly acclimating to new codebases and team cultures, managing time effectively across multiple projects, and balancing client expectations with technical feasibility. Since contracts are temporary, there may be less onboarding support and less time to build deep relationships with permanent team members, making communication skills especially important. However, this environment also allows for exposure to diverse technologies and problem-solving scenarios, which can significantly enhance your expertise and professional network.

What is the difference between Senior Software Engineer Contract vs Software Engineer?

AspectSenior Software Engineer ContractSoftware Engineer
CredentialsBachelor's degree in CS or related field, experience, possibly certificationsBachelor's degree in CS or related field, entry to mid-level experience
Work EnvironmentProject-based, temporary contracts, often freelance or consultingFull-time employment, ongoing projects within companies
Employer & Industry UsageTech firms, startups, consulting agenciesTech companies, software development firms, startups
Search & Comparison IntentLooking for contract roles, freelance opportunities, project-based workSeeking permanent positions, career growth, or full-time roles

The main difference between a Senior Software Engineer Contract and a Software Engineer lies in employment type and work setup. Contract roles are temporary, project-focused, and often freelance, while Software Engineers typically work full-time within a company. Both roles require similar technical skills and credentials, but their work arrangements and career paths differ.

What are the most commonly searched types of Senior Software Engineer jobs in Austin, TX?

The most popular types of Senior Software Engineer jobs in Austin, TX are:

What cities near Austin, TX are hiring for Senior Software Engineer Contract jobs?

Cities near Austin, TX with the most Senior Software Engineer Contract job openings:

Infographic showing various Senior Software Engineer Contract job openings in Austin, TX as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 9% Part Time, and 4% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $142,032 per year, or $68.3 per hour.

Senior Software Engineer

TEXAS RESEARCH INSTITUTE AUSTIN INC

Austin, TX โ€ข On-site, Remote

$121K - $160K/yr

Full-time

Posted 3 days ago

New


Job description

Description

TRI Austin is seeking a Senior Software Engineer to develop and maintain software used to analyze, manage, and visualize large scientific and engineering datasets.


This position will play a key role in improving TRI's internally developed engineering software code base, with a primary focus on Python, Qt Framework, and PySide6. The Senior Software Developer will work alongside a team of software developers and engineers to build reliable, maintainable, and deployable software solutions for complex scientific and engineering applications. Projects typically span one to three years, providing opportunities to work on diverse technical challenges across multiple projects.ย 


The ideal candidate is an experienced software professional who can make software design decisions, communicate software architecture and design concepts clearly, and work effectively with multidisciplinary engineering teams. Familiarity with electrical and/or mechanical engineering concepts is valuable for collaborating with engineers and understanding the systems the software supports.ย 


The ability to obtain a US DoD security clearance is mandatory. See https://www.dss.mil/ma/tw/dvd/vroc/faqs/ for information


This position is onsite in Austin, Texas and is not eligible for remote work.


What You'll Do

Software Development & Engineering

  • Develop, maintain, and improve software applications used for scientific and engineering data analysis, visualization, and management.
  • Design and implement software solutions primarily using Python, Qt, and PySide6.
  • Improve the usability, maintainability, reliability, and deployment of TRI's internally developed engineering software.
  • Develop software for both Windows and Linux environments.
  • Apply sound software engineering principles throughout the development lifecycle, including architecture, design, implementation, testing, deployment, and documentation.
  • Evaluate technologies, frameworks, and programming languages to select the appropriate tools for each project.
  • Work across multiple projects and technical environments while maintaining quality and consistency.

Scientific & Engineering Applications

  • Collaborate with mechanical, electrical, and other engineering teams to develop software supporting real-world scientific and engineering systems.
  • Contribute to applications involving data acquisition, analysis, visualization, motion control, automation, and hardware-software interfaces.
  • Apply mathematical, statistical, and algorithmic concepts to engineering and scientific software development.
  • Communicate technical concepts and software design decisions clearly to both software developers and engineering stakeholders.

Business Development

  • Support business development activities by identifying potential software development opportunities with existing and prospective customers.
  • Contribute to technical proposals, project planning, and solution development.
  • Help translate customer requirements into practical technical approaches and project solutions.



Requirements

Required Qualifications

  • 10+ years of professional software development experience.
  • Strong professional experience developing software and programming with Python.
  • Experience developing and deploying software in both Windows and Linux environments.
  • Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field, or equivalent demonstrated experience through a strong professional software portfolio.
  • Must be eligible to obtain a U.S. Department of Defense security clearance.ย 


Preferred Qualifications

Experience in one or more of the following areas is highly desirable:

  • Software development in a CMMC Level 2 environment and/or for Department of Defense customers.
  • Software architecture, system design, and software engineering.
  • Software testing methodologies.
  • Strong mathematics, statistics, or applied mathematics background.
  • Graphics development.
  • Algorithm development and implementation.
  • Data analysis/ statistics.
  • Hardware-software integration, including data acquisition, motion control, instrumentation, and automation.
  • Experience working with multiple programming languages and frameworks, including: C / C++, C#, Java, JavaScript / TypeScript, SQL, Front-end and back-end development, Database technologies.


About TRI Austin

Located in southwest Austin, Texas Research Institute Austin has been successfully completing contract R&D for over 45 years. We are a small (~40 employees) company which focuses on advanced materials development, sensor development, and materials testing. Please visit our website at https://tri-austin.com/.


TRI Austin is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. TRI Austin is also committed to compliance with all fair employment practices regarding citizenship and immigration status.